SP6649 Datasheet, PDF (6/9 Pages) Sipex Corporation – Ultra-low Quiescent Current, High Efficiency Boost DC-DC Regulator

PERFORMANCE CHARACTERISTICS
3.3V out, refer to the Circuit in Figure 1, T_AMB=+25°C.
100
95
90
85
80
75
70
65
60
0.1
Vi=3.0V
Vi=2.6V
Vi=2.0V
Vi=1.3V
Vi=1.0V
1.0
10.0
100.0
Iload (mA)
1000.0
Figure 4. Efficiency vs. Load Current
3.400
3.380
3.360
3.340
3.320
3.300
3.280
3.260
3.240
3.220
3.200
0
100
200
300
400
500
ILOAD(mA)
Vi=3.0V
Vi=2.6V
Vi=2.0V
Vi=1.3V
Vi=1.0V
Figure 5. Line/Load Rejection vs. Load Current
100
80
60
40
20
0
1.0
1.5
2.0
2.5
3.0
Vin (V)
Figure 6. No Load Battery Current
400
350
300
250
200
150
100
50
0
1.0
1.5
2.0
2.5
3.0
Vin (V)
Figure 7. Maximum Resistive Load Current in Startup
Figure 8. Output Ripple, V_IN=2.6V, I_LOAD=80mA
Figure 9. Output Ripple, V_IN=2.6V, I_LOAD=200mA
Rev:001 Date:11/20/03 SP6649 Ultra-low Quiescent Current, High Efficiency Boost DC-DC Regulator
6
© Copyright 2002 Sipex Corporation